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## maariee 2 years ago The formula for the area of a trapezoid with altitude k and bases m and n is . A=k/2 (m+n) solve for m. I REALLYY need help!!!

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1. Eyad

A=k/2 (m+n) 2A/k = m + n 2A/k - n = m m = 2A/k - n

2. maariee

A) (2A-k) /k B) (2A+kn) / k C) (2A-n) / k

3. jim_thompson5910

$\Large A = \frac{k}{2}(m+n)$ $\Large 2A = k(m+n)$ $\Large 2A = km+kn$ $\Large 2A-kn = km$ $\Large km = 2A-kn$ $\Large m = \frac{2A-kn}{k}$

4. maariee

your a life saveerrr!!

5. jim_thompson5910

yw

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